Enbridge Energy Partners, L.P. (NYSE: EEP) (&quot;EEP&quot;) and Enbridge Inc. (TSX: ENB) (NYSE: ENB) (&quot;Enbridge&quot; or the &quot;Company&quot;), announced today that EEP and Marathon Petroleum Corporation (&quot;Marathon Petroleum&quot;) have formed a new joint venture, which in turn has entered into an agreement to acquire a 49 percent equity interest in the holding company that owns 75 percent of the Bakken Pipeline System (&quot;Bakken Pipeline&quot; or the &quot;System&quot;) from an affiliate of Energy Transfer Partners, L.P.&nbsp;